19049016680

素因数分解:

$2^3\times 5^1\times {\mathrm{476225417}}^1$

素因数の和:476225428

約数の個数: 16

約数和(自身を含む): 42860287620

約数和(自身を除く): 23811270940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 476225417, 952450834, 1904901668, 2381127085, 3809803336, 4762254170, 9524508340, 19049016680]

約数ペア:

[(1, 19049016680), (2, 9524508340), (4, 4762254170), (5, 3809803336), (8, 2381127085), (10, 1904901668), (20, 952450834), (40, 476225417)]